(4) Code Blue Certified Whitetail Deer Hunting Doe Estrous Scent Bottles| OA1001 Includes four 1 ounce bottles Best used during the whitetail rut - Bucks can't resist its potent smell Contains the estrous of one doe, giving you a pure scent much more powerful than a diluted combination of does' scents Use our scent on a scent wick, scent drap or drop near your stand to bring the bucks in close to your site Doe Estrous is urine taken from a single doe in heat for "true to life" effectiveness